curl https://api.onepay.la/v1/customers/9dd4158b-0e45-42bc-b56f-a4c1f856814d/accounts/bre-b \
  -X POST \
  -H "Authorization: Bearer sk_test_KjbE0Vobf5Lg1yNZ4HoKawDItDs3Rod9VXNBWrEYmGn06tkesPIi" \
  -H "Content-Type: application/json" \
  -H "Accept: application/json" \
  -d '{
    "account_number": "juanperez"
  }'

const customerId = '9dd4158b-0e45-42bc-b56f-a4c1f856814d';

const response = await fetch(`https://api.onepay.la/v1/customers/${customerId}/accounts/bre-b`, {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer sk_test_KjbE0Vobf5Lg1yNZ4HoKawDItDs3Rod9VXNBWrEYmGn06tkesPIi',
    'Content-Type': 'application/json',
    'Accept': 'application/json'
  },
  body: JSON.stringify({
    account_number: 'juanperez'
  })
});
const account = await response.json();

// La llave que el cliente comparte y la imagen del QR para mostrarle
console.log(account.external_id);
console.log(account.qr?.image);

import requests

customer_id = "9dd4158b-0e45-42bc-b56f-a4c1f856814d"
url = f"https://api.onepay.la/v1/customers/{customer_id}/accounts/bre-b"
headers = {
    "Authorization": "Bearer sk_test_KjbE0Vobf5Lg1yNZ4HoKawDItDs3Rod9VXNBWrEYmGn06tkesPIi",
    "Content-Type": "application/json",
    "Accept": "application/json"
}
data = {
    "account_number": "juanperez"
}

response = requests.post(url, headers=headers, json=data)
account = response.json()

# La llave que el cliente comparte y la imagen del QR para mostrarle
print(account["external_id"])
print((account.get("qr") or {}).get("image"))

<?php
$customerId = "9dd4158b-0e45-42bc-b56f-a4c1f856814d";

$ch = curl_init();

curl_setopt_array($ch, [
    CURLOPT_URL => "https://api.onepay.la/v1/customers/{$customerId}/accounts/bre-b",
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST => true,
    CURLOPT_HTTPHEADER => [
        "Authorization: Bearer sk_test_KjbE0Vobf5Lg1yNZ4HoKawDItDs3Rod9VXNBWrEYmGn06tkesPIi",
        "Content-Type: application/json",
        "Accept: application/json"
    ],
    CURLOPT_POSTFIELDS => json_encode([
        "account_number" => "juanperez"
    ])
]);

$response = curl_exec($ch);
$account = json_decode($response, true);
curl_close($ch);

// La llave que el cliente comparte y la imagen del QR para mostrarle
echo $account["external_id"];
echo $account["qr"]["image"] ?? "";

{
  "id": "9e184fda-62bb-477b-9020-fa59f44f2b99",
  "title": "juanperez",
  "subtype": "KEY_STATIC",
  "status": "VALIDATED",
  "authorization": false,
  "customer_id": "9dd4158b-0e45-42bc-b56f-a4c1f856814d",
  "re_enroll": false,
  "external_id": "@juanperez",
  "bank_id": "9e01d019-b731-48bc-b111-2baa3ea56ef6",
  "bank": {
    "id": "9e01d019-b731-48bc-b111-2baa3ea56ef6",
    "name": "ONE BANK",
    "logo": "https://cdn.onepay.la/banks/co/one-bank.svg"
  },
  "customer": {
    "id": "9dd4158b-0e45-42bc-b56f-a4c1f856814d",
    "first_name": "Juan",
    "last_name": "Pérez",
    "email": "juan@example.com",
    "phone": "+573001234567",
    "document_type": "CC",
    "document_number": "1234567890",
    "created_at": "2026-01-15T10:00:00.000000Z",
    "is_test": false
  },
  "qr": {
    "image": "data:image/png;base64,iVBORw0KGgoAAAANS...",
    "string": "00020101021126ABC123...",
    "id": "ABC123DEF456789GHx"
  }
}

{
  "message": "Esta llave BreB ya existe, por favor usa otra.",
  "code": 10001,
  "code_name": "validation_error",
  "errors": {
    "account_number": [
      "Esta llave BreB ya existe, por favor usa otra."
    ]
  }
}

{
  "message": "Company does not have this feature."
}

{
  "message": "Registro no encontrado, Cliente no existe",
  "code": 10002,
  "code_name": "record_not_found"
}